28398712 is an even 8-digits composite number following 28398711
and preceding 28398713 . In scientific notation, it is written as 2.8398712 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 8 positive divisors.
There are 14199352 positive integers (up to 28398712) that are relatively prime to 28398712.
28398712 has 8 divisors, whose sum is 53247600
The reverse of 28398712 is 21789382
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-eight million three hundred ninety-eight thousand seven hundred twelve
Scientific notation
2.8398712 × 10^7
Engineering notation
2.8398712 × 10^6
Prime Factorization
2 × 2 × 2 × 3549839
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7099678
Product of the distinct prime numbers
The prime factorization of 28398712 is 2 × 2 × 2 × 3549839.
Since it has a total of 4 prime factors.
4 , 2 , 8 , 100 , 757 , 881 , 8586 , 1640 , 26383 , 6686 , 673495 , 977771 , 7276661 , 8624533 , 71800319 , 30820434 , 78252374 , 487228438 , 8230550897 , 5827134299
n×2
56797424
n×3
85196136
n×4
113594848
n×5
141993560
n÷2
14199356
n÷3
9466237.3333333
n÷3
7099678
n÷5
5679742.4
n2
806486843258944
n3
2.29031875935E+22
n4
6.5042102834978E+29
n5
1.8471119462849E+37
2 √n
5329.0441919729
3 √n
305.0934480298
4 √n
73.000302684118
5 √n
30.949934103418
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28398711
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28398712 can be divided by 8 positive divisors.
The sum of these divisors (counting 28398712) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100010101010001111000
3
Ternary
1222102210201011
4
Quaternary
1230111101320
5
Quinary
24232224322
6
Senary
2452403304
8
Octal
154252170
10
Decimal
28398712
12
Duodecimal
9616534
16
Hexadecimal
1b15478
20
Vigesimal
8h9gfc
36
Base36
gwol4
md5
b867da662941e4046db0cabc6513550c
sha1
610a7a6885d5ea6b762c7224922c9f47fcb9a29a
sha256
f6dbb7803d4b09fff76ffa670f556b5fc21dc952c6de153d70e8f2639f99dd8c
sha512
dfc0230b1ce886b75e28c65aa7132ca7f4cee73ceff3b3c137ffa133dfc29fdac3cbf8347728dae01894171a3d5c83c271460cfc4e42f7d98d9b07c2e0662224
ripemd-160
69f6f7ed96197d7b8519cc337cd9564208bcaf21
Diameter
56797424
Circumference
178434369.98122
Area
2.5336531419991E+15
Volume
9.5936647850038E+22
Surface area
1.0134612567996E+16
Circumference
178434369.98122
Perimeter
113594848
Area
806486843258944
Diagonal
40161843.664328
Surface area
4838921059553664
Volume
2.29031875935E+22
Space diagonal
49188012.053516
Perimeter
85196136
Area
3.4921904704008E+14
Altitude
24594006.026758
Surface area
3.4921904704008E+14
Volume
2.6991665430252E+21
Height
13387281.221443